1. Length is one of the seven fundamental or base dimensions
a. True
b. False
2. Coordinate systems are used to locate things with respect to a known origin.
a. True
b. False
3. If you were to measure the cross section of a 2 x 4 you would find it to be 1.5 inches wide by
3.5 inches tall. What do the numbers “2 x 4” refer to?
a. Actual size
b. Nominal size
c. Approximate size
d. Rough size
4. If you were to measure the cross section of a 2 x 4 you would find it to be 1.5 inches wide by
3.5 inches tall. What are the numbers “1.5 inches by 3.5 inches” called?
a. Actual size
b. Nominal size
c. Finished size
d. Total size
5. Which of the following are “length” or “length–related” dimensions?
a. Distance
b. Area and volume
c. Diameter and circumference
d. All of the above
6. Which is greater?
a. 1 kilometer
b. 1 mile
7. Which is greater?
a. 1 yard
b. 1 meter
8. Which is greater?
a. 1 inch
b. 1 centimeter
9. Which of the following coordinate systems is most common?
a. rectangular
b. cylindrical
c. spherical
d. polar
10. Another name for rectangular coordinate system is
a. polar coordinate system
b. cylindrical coordinate system
c. square coordinate system
d. Cartesian coordinate system
11. How many square inches are there in a square foot?
a. 1
b. 12
c. 144
d. 1728
12. How many cubic inches are there in a cubic foot?
a. 1
b. 12
c. 144
d. 1728
13. How many meters are there in one centimeter?
a.
2
10
b.
3
10
c.
2
10−
d.
3
10−
14. How many centimeters are there in one meter?
a.
2
10
b.
3
10
c.
2
10−
d.
3
10−
15. How many meters are there in one millimeter?
a.
2
10
b.
3
10
Test Bank Engineering Fundamentals, 5th ed. Chapter 7
c.
2
10−
d.
3
10−
16. How many millimeters are there in one meter?
a.
2
10
b.
3
10
c.
2
10−
d.
3
10−
17. How many meters are there in one nanometer?
a.
6
10
b.
9
10
c.
6
10−
d.
9
10−
18. How many nanometers are there in one meter?
a.
6
10
b.
9
10
c.
6
10−
d.
9
10−
20. How many sugar cubes (1 cm x 1 cm x 1 cm) would fit in an empty class room with the
dimensions of 10 m by 20 m by 4 m?
a. 800 million
b. 8 million
c. 800,000
Test Bank Engineering Fundamentals, 5th ed. Chapter 7
d. 80, 000
21. How much would it cost to cover a football field (50 yard x 120 yard) with one-dollar bills
(2 in x 6 in)?
22. How many sheets of standard notebook paper (8.5 in x 11 in) would it take to cover a
football field (50 yards x 120 yards)?
23. Calculate the paint thickness if 2 gallons of paint covers a wall 10 feet high by 30 feet long.
Use appropriate units.
26. While changing oil in your motorcycle you notice that you need 2 quarts and 6 ounces of oil,
but you’re using a metric graduated cylinder to measure the oil. How many milliliters of oil do
you need?
27. From your home, you walked
km3
east and then
km4
north. What is your total distance
traveled?
a.
km3
b.
km4
c.
km5
d.
km7
28. From your home, you walk
km3
east and then
km4
north. If you were to walk straight home,
how far do you have to walk?
a.
km3
b.
km4
c.
km5
d.
km7
29. A car travels
km563
while consuming 60 liters of petrol (gasoline). What is the car’s gas
mileage in mpg?
30. Describe why crushed ice cools your beverage faster than larger ice cubes.
Test Bank Engineering Fundamentals, 5th ed. Chapter 7
31. The strength of a tree branch is approximately proportional to its cross-sectional area while
its weight is proportional to its volume. If you “scale up” a tree branch by a factor of two
(double all of its linear dimensions) by what factor is its strength increased? By what factor is its
weight increased?
32. Explain why snowshoes allow a person to walk on top of the snow without sinking in.
33. A certain sport utility vehicle is equipped with 17” rims (which correspond to a tire diameter
of 25.7”). The vehicle is later upgraded to the 19” rims (which correspond to a tire diameter of
28.2”). If the onboard computer is not reset for the new tires, the odometer will not be accurate.
When the odometer indicates that you have driven 1000 miles on the new tires, how many miles
have you actually driven? (Round your answer to the nearest mile.)
34. An 8-foot tall vertical stack of firewood casts a 12-foot shadow on horizontal ground. What
is the angle of the sun in the horizon?
a.
8
b.
12
c.
45
d.
34
Test Bank Engineering Fundamentals, 5th ed. Chapter 7
35. A motorcycle has a magnet attached to the rim of its front wheel. The front tire has a
diameter of 60 cm. A magnetic pickup is attached to the front forks and receives an electronic
pulse each time the magnet passes by. How far has the motorcycle traveled when the pickup has
received 10 pulses?
a. 600 cm
b. 60 cm
c. 188.5 m
d. 18.85 m
36. In the spring of 2010 an off-shore oil drilling rig exploded in the Gulf of Mexico. Not long
after the explosion there was a 2 mm thick oil slick that was 5 miles long by 3 miles wide. How
much oil was in the slick? Express your answer in gallons.
37. There are 640 acres in a square mile. How many square miles are there in 80 acres?
a.
16
1
b.
8
1
c.
4
1
d.
2
1
38. If an object is completely submerged in a fluid, its buoyant force is equal to
a. the weight of the object
b. the volume of the fluid displaced
c. the weight of the fluid displaced
d. the density of the fluid displaced
39. The second moment of area provides information about an object’s
a. ability to resist bending
b. ability to resist stretching
c. ability to resist compression
d. none of the above
40. Shown below are two beams both made from a standard 2 x 8. If each beam is supported at
both ends, and if you were to stand in the middle of the beam, which beam would deflect more in
the center? Why?
a) b)
Test Bank Engineering Fundamentals, 5th ed. Chapter 7
41. A certain unsharpened cylindrical pencil is
4
1
inch in diameter and 10 inches long. What is
the pencil’s surface area?
a. 2 in2
b. 4 in2
c. 6 in2
d. 8 in2
42. A certain unsharpened cylindrical pencil is
4
1
inch in diameter and 10 inches long. What is
the pencil’s volume?
a. 1 in3
b. 0.5 in3
c. 5 in3
d. 10 in3
43. A rubber ball has a diameter of three inches. What is its surface area?
a. 2.8 in2
b. 0.28 in2
c. 28 in2
d. 280 in2
44. A rubber ball has a diameter of three inches. What is its volume?
a. 4.2 in3
b. 42 in3
c. 1.4 in3
d. 14 in3
45. Your neighbor is digging a hole in his back yard for an in-ground swimming pool. The
rectangular hole is 21 feet wide, 42 feet long and 6 feet deep. If a truck can haul 10 cubic yards,
how many trips will it take to haul all of the dirt away?
a. 10
b. 2
c. 7
d. 20